Rainier Arms Ruc Di 300BLK Partial Upper Receiver Black 10.7 in

Rainier Arms Ruc Di 300BLK Partial Upper Receiver Black 10.7 in. Bringing the highest quality parts to the market while offering the best value as well. This partial upper utilizes a direct impingement operating system on our new and improved Rainier Arms Select barrel. Pairing up with our Urban Combat Rail to provide shooters with a rock solid handguard that can take any abuse. Throw in your favorite charging handle and bolt carrier group and you are good to go Specifications for Rainier Arms Ruc Di 300BLK Partial Upper Receiver: Manufacturer: Rainier Arms Cartridge: .300 AAC Blackout Barrel Length: 10.7 in Barrel Profile: Medium Gas System Length: Pistol Length Barrel Twist Rate: 1-7 Threads per Inch: 5/8x24 Finish: Nitride Color: Black Gun Model: AR-15 Condition: New Fabric/Material: 416R Stainless Steel Nitrided Gas Block Journal Size-Diameter: .750 in Handguard Length: 9.5 in Handguard Style: M-LOK w/ Top Picatinny Rail System Gun Make: AR Platform Bolt Carrier Group Included: No Charging Handle Included: No Weight: 3.8 lb Magazine Included: No Mount Type: M-LOK Features of Rainier Arms Ruc Di 300BLK Partial Upper Receiver Rainier Arms Select 300BLK 1:7 Twist Barrel - 10.7" Rainier Arms Forged Upper Receiver Rainier Arms Urban Combat Rail - 9.5" Rainier Arms Low Profile .750 Gas Block A2 Flash Hider - 5/8x24 Package Contents: Rainier Arms Ruc Di 300BLK Partial Upper Receiver Rainier Arms RA-RUC-DI-300BLK-10-7-PU: Ruc Di 300BLK Partial Upper Receiver Black 10.7 in